#include <iostream>
using namespace std;

int gcd(int a, int b){
	if(b==0) return a;
	else return gcd(b,a%b);
}

int lcm(int a, int b){
	return a*b/gcd(a,b);
}

int main()
{
	int a=-1,b=-1;
	cin>>a>>b;
	cout<<lcm(a,b);
	return 0;
}

